Measure distance between classified behavior space

[hyunjimoon]

Using ISTS or BATS, behavior is classified to 25 codes (subclasses branched from 6 classes) but how close these classes are to each other? For one, would the two codes belonging in the same class always mean closer distance than those in different classes?

[hyunjimoon]

is the result and below is how I analyzed the structure beneath the observed behavior